When reviewing the literature and different types of evidence, there are often gaps in the findings. Are such gaps a help or a hindrance when wanting to create a change?

 
When reviewing the literature and findings-in-evidence-based-practice-po-7-8-discussion-we-begin-our-journey-into-discovering-the-new-world-of-research-and-evidence-based-practice-e/”>different types of evidence, there are often gaps in the findings. Are such gaps a help or a hindrance when wanting to create a change?